Answer:
The expression will be simplified into 
Step-by-step explanation:
It's like addition, when you multiply exponents that are on the same bases as each other.
Answer:
45
Step-by-step explanation:
Answer:
she wrote 10 integers.
Step-by-step explanation:
2, 3, 4, 5, 6, 7, 8, 9, 10, 11